package day07;

public class PrimeNumber {
    public static void main(String[] args) {
        for(int num=2;num<=100;num++){
            boolean flag=true;
            for(int i=2;i<=num/2;i++){
                if(num%i==0){
                    flag = false;
                    break;
                }
            }
            if(flag){System.out.print(num+"是素数"+"\t");
            }
        }

    }
}
